History for ns2.cotron.com.tw
Domain: cotron.com.tw • Tracking since 2026-08-04 23:25 UTC
DNS response history for ns2.cotron.com.tw
ns2.cotron.com.tw is a DNS nameserver monitored by NameServerHistory. This page provides historical DNS response-time data, nameserver uptime signals, DNS latency observations, resolved IP history, successful response counts, failed response counts, and reliability indicators for this nameserver.
The selected UTC date is 2026-08-10. For this date, NameServerHistory found 81 DNS check records, 81 successful responses, 0 failed responses, and 455 ms average response time. Current selected-date status: At least one successful DNS response was recorded for the selected date.
- Use this report to investigate historical DNS uptime and nameserver reliability.
- Compare DNS latency changes, failed DNS checks, and response behavior over time.
- Review the latest resolved IP address and raw DNS check history for ns2.cotron.com.tw.
Records on Selected Date
81
Historical checks stored for this nameserver on selected date
Average Latency
455 ms
Calculated from available response records
Latest Check on Selected Date
2026-08-10 23:50
All timestamps shown in UTC
Latest Resolved IP on Selected Date
61.62.21.71
Most recently resolved hosting IP on selected date
Successful Responses
81
Checks that returned a measurable response
Failed Responses
0
Checks with no response or no returned latency
Failure Rate
0%
Based on the selected date history
Selected Date Status
Responsive
At least one successful response exists on selected date
History for ns2.cotron.com.tw
Showing DNS history for 2026-08-10 UTC. Newest records appear first.
Latency bars are scaled to a maximum of 5000 ms for quick visual comparison.
| # | Query Time (UTC) | Correlation ID | Latency | Response | IP Address |
|---|---|---|---|---|---|
| 81 | 2026-08-10 23:50 | 639220018272941900 |
|
577 ms | 61.62.21.71 |
| 80 | 2026-08-10 23:34 | 639220009109892969 |
|
250 ms | 61.62.21.71 |
| 79 | 2026-08-10 23:19 | 639220000040489788 |
|
760 ms | 61.62.21.71 |
| 78 | 2026-08-10 23:04 | 639219991197135747 |
|
308 ms | 61.62.21.71 |
| 77 | 2026-08-10 22:49 | 639219982104540014 |
|
682 ms | 61.62.21.71 |
| 76 | 2026-08-10 22:34 | 639219973150300215 |
|
574 ms | 61.62.21.71 |
| 75 | 2026-08-10 22:19 | 639219964188486697 |
|
581 ms | 61.62.21.71 |
| 74 | 2026-08-10 22:04 | 639219954995921784 |
|
565 ms | 61.62.21.71 |
| 73 | 2026-08-10 21:49 | 639219945559908104 |
|
1475 ms | 61.62.21.71 |
| 72 | 2026-08-10 20:56 | 639219914137782273 |
|
729 ms | 61.62.21.71 |
| 71 | 2026-08-10 20:41 | 639219904858355064 |
|
564 ms | 61.62.21.71 |
| 70 | 2026-08-10 20:25 | 639219895655263396 |
|
570 ms | 61.62.21.71 |
| 69 | 2026-08-10 20:10 | 639219886527091074 |
|
563 ms | 61.62.21.71 |
| 68 | 2026-08-10 19:55 | 639219877343266628 |
|
883 ms | 61.62.21.71 |
| 67 | 2026-08-10 19:39 | 639219868177358195 |
|
585 ms | 61.62.21.71 |
| 66 | 2026-08-10 19:24 | 639219859159581515 |
|
714 ms | 61.62.21.71 |
| 65 | 2026-08-10 19:09 | 639219850124020182 |
|
823 ms | 61.62.21.71 |
| 64 | 2026-08-10 18:54 | 639219840940124840 |
|
570 ms | 61.62.21.71 |
| 63 | 2026-08-10 18:39 | 639219831829876486 |
|
685 ms | 61.62.21.71 |
| 62 | 2026-08-10 18:23 | 639219822587759143 |
|
570 ms | 61.62.21.71 |
| 61 | 2026-08-10 18:08 | 639219813247114428 |
|
695 ms | 61.62.21.71 |
| 60 | 2026-08-10 17:16 | 639219781959606396 |
|
582 ms | 61.62.21.71 |
| 59 | 2026-08-10 17:00 | 639219772658305431 |
|
577 ms | 61.62.21.71 |
| 58 | 2026-08-10 16:45 | 639219763454523027 |
|
4 ms | 61.62.21.71 |
| 57 | 2026-08-10 16:30 | 639219754279127815 |
|
565 ms | 61.62.21.71 |
| 56 | 2026-08-10 16:14 | 639219745087467767 |
|
671 ms | 61.62.21.71 |
| 55 | 2026-08-10 15:59 | 639219735900678107 |
|
3 ms | 61.62.21.71 |
| 54 | 2026-08-10 15:44 | 639219726531461979 |
|
3 ms | 61.62.21.71 |
| 53 | 2026-08-10 15:28 | 639219717415222156 |
|
4 ms | 61.62.21.71 |
| 52 | 2026-08-10 15:13 | 639219708266470863 |
|
568 ms | 61.62.21.71 |
| 51 | 2026-08-10 14:58 | 639219699049479559 |
|
576 ms | 61.62.21.71 |
| 50 | 2026-08-10 14:42 | 639219689775815194 |
|
566 ms | 61.62.21.71 |
| 49 | 2026-08-10 14:27 | 639219680511810632 |
|
677 ms | 61.62.21.71 |
| 48 | 2026-08-10 13:34 | 639219648997191257 |
|
5 ms | 61.62.21.71 |
| 47 | 2026-08-10 13:19 | 639219639938909436 |
|
325 ms | 61.62.21.71 |
| 46 | 2026-08-10 13:04 | 639219630718286441 |
|
6 ms | 61.62.21.71 |
| 45 | 2026-08-10 12:49 | 639219621472350410 |
|
690 ms | 61.62.21.71 |
| 44 | 2026-08-10 12:33 | 639219612500421992 |
|
684 ms | 61.62.21.71 |
| 43 | 2026-08-10 12:18 | 639219603383833445 |
|
575 ms | 61.62.21.71 |
| 42 | 2026-08-10 12:03 | 639219594143823358 |
|
561 ms | 61.62.21.71 |
| 41 | 2026-08-10 11:47 | 639219585053166024 |
|
564 ms | 61.62.21.71 |
| 40 | 2026-08-10 11:32 | 639219575885776644 |
|
309 ms | 61.62.21.71 |
| 39 | 2026-08-10 11:17 | 639219566844532361 |
|
321 ms | 61.62.21.71 |
| 38 | 2026-08-10 11:02 | 639219557705808294 |
|
307 ms | 61.62.21.71 |
| 37 | 2026-08-10 10:47 | 639219548482688649 |
|
315 ms | 61.62.21.71 |
| 36 | 2026-08-10 09:55 | 639219517492763539 |
|
3 ms | 61.62.21.71 |
| 35 | 2026-08-10 09:40 | 639219508755773605 |
|
768 ms | 61.62.21.71 |
| 34 | 2026-08-10 09:25 | 639219499852103863 |
|
4 ms | 61.62.21.71 |
| 33 | 2026-08-10 09:11 | 639219490893714387 |
|
5 ms | 61.62.21.71 |
| 32 | 2026-08-10 08:56 | 639219482299305521 |
|
322 ms | 61.62.21.71 |
| 31 | 2026-08-10 08:42 | 639219473613114853 |
|
695 ms | 61.62.21.71 |
| 30 | 2026-08-10 08:27 | 639219465061138643 |
|
4 ms | 61.62.21.71 |
| 29 | 2026-08-10 08:13 | 639219456616129015 |
|
4 ms | 61.62.21.71 |
| 28 | 2026-08-10 07:59 | 639219447974008557 |
|
572 ms | 61.62.21.71 |
| 27 | 2026-08-10 07:44 | 639219439498255213 |
|
4 ms | 61.62.21.71 |
| 26 | 2026-08-10 07:30 | 639219430664872256 |
|
681 ms | 61.62.21.71 |
| 25 | 2026-08-10 07:15 | 639219421757560037 |
|
739 ms | 61.62.21.71 |
| 24 | 2026-08-10 06:24 | 639219390773218684 |
|
691 ms | 61.62.21.71 |
| 23 | 2026-08-10 06:09 | 639219382205367722 |
|
314 ms | 61.62.21.71 |
| 22 | 2026-08-10 05:55 | 639219373711937615 |
|
259 ms | 61.62.21.71 |
| 21 | 2026-08-10 05:41 | 639219365088558404 |
|
3 ms | 61.62.21.71 |
| 20 | 2026-08-10 05:26 | 639219356348833255 |
|
726 ms | 61.62.21.71 |
| 19 | 2026-08-10 05:12 | 639219347860053478 |
|
2283 ms | 61.62.21.71 |
| 18 | 2026-08-10 04:57 | 639219339173195121 |
|
597 ms | 61.62.21.71 |
| 17 | 2026-08-10 04:43 | 639219330642664669 |
|
231 ms | 61.62.21.71 |
| 16 | 2026-08-10 04:29 | 639219322058698995 |
|
566 ms | 61.62.21.71 |
| 15 | 2026-08-10 04:14 | 639219313564344199 |
|
2 ms | 61.62.21.71 |
| 14 | 2026-08-10 04:00 | 639219304775113236 |
|
266 ms | 61.62.21.71 |
| 13 | 2026-08-10 03:45 | 639219295706181119 |
|
304 ms | 61.62.21.71 |
| 12 | 2026-08-10 02:53 | 639219264663923254 |
|
4 ms | 61.62.21.71 |
| 11 | 2026-08-10 02:39 | 639219256015178099 |
|
747 ms | 61.62.21.71 |
| 10 | 2026-08-10 02:24 | 639219247509540188 |
|
592 ms | 61.62.21.71 |
| 9 | 2026-08-10 02:10 | 639219238999539092 |
|
3 ms | 61.62.21.71 |
| 8 | 2026-08-10 01:56 | 639219230498823902 |
|
289 ms | 61.62.21.71 |
| 7 | 2026-08-10 01:42 | 639219221706460911 |
|
558 ms | 61.62.21.71 |
| 6 | 2026-08-10 01:27 | 639219212930606887 |
|
569 ms | 61.62.21.71 |
| 5 | 2026-08-10 01:13 | 639219204307908525 |
|
7 ms | 61.62.21.71 |
| 4 | 2026-08-10 00:58 | 639219195720181470 |
|
2 ms | 61.62.21.71 |
| 3 | 2026-08-10 00:44 | 639219186898174002 |
|
2 ms | 61.62.21.71 |
| 2 | 2026-08-10 00:29 | 639219178004946976 |
|
575 ms | 61.62.21.71 |
| 1 | 2026-08-10 00:14 | 639219168958805474 |
|
308 ms | 61.62.21.71 |